| |||
| 系统有效性 | |||
| 系统有效度 | |||
| 系统利用率 | |||
| ★ 系统可用性 | |||
| 系统利用度 | |||
|
system availability : 23 phrases in 11 subjects |
| Aviation | 2 |
| Business | 1 |
| Communications | 1 |
| Construction | 1 |
| Earth sciences | 2 |
| Economics | 3 |
| Electronics | 5 |
| Nautical | 1 |
| Space | 2 |
| Technology | 4 |
| Telecommunications | 1 |
| |||
| 系统有效性 | |||
| 系统有效度 | |||
| 系统利用率 | |||
| ★ 系统可用性 | |||
| 系统利用度 | |||
|
system availability : 23 phrases in 11 subjects |
| Aviation | 2 |
| Business | 1 |
| Communications | 1 |
| Construction | 1 |
| Earth sciences | 2 |
| Economics | 3 |
| Electronics | 5 |
| Nautical | 1 |
| Space | 2 |
| Technology | 4 |
| Telecommunications | 1 |